Overview

overview

8

Static

static

8

4481a12f2c...75.exe

windows7_x64

8

4481a12f2c...75.exe

windows10-2004_x64

8

Analysis

  • max time kernel
    145s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    07-07-2022 19:03

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General

  • Target

    4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe

  • Size

    1.3MB

  • MD5

    5257632f938121f309bc5e21cb5e6841

  • SHA1

    f2dd233525ba805a0fa13dbc62eb5c8fa2754a64

  • SHA256

    4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975

  • SHA512

    71fd6e705bce887f53bc925585e18c8863816559ca1ce481b433f79fb6a469f0e6523ca397f2c88c377fda2f1a96d1cd3fa7525ded620af7b513c76e6f995e2d

Score
8/10
aspackv2

Malware Config

Signatures

  • ASPack v2.12-2.42 2 IoCs

    Detects executables packed with ASPack v2.12-2.42

    aspackv2
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe
    "C:\Users\Admin\AppData\Local\Temp\4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:560
    • C:\Users\Admin\AppData\Local\Temp\restartok4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe
      "C:\Users\Admin\AppData\Local\Temp\restartok4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe" ad
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2024

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\restartok4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe
    Filesize

    1.3MB

    MD5

    5257632f938121f309bc5e21cb5e6841

    SHA1

    f2dd233525ba805a0fa13dbc62eb5c8fa2754a64

    SHA256

    4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975

    SHA512

    71fd6e705bce887f53bc925585e18c8863816559ca1ce481b433f79fb6a469f0e6523ca397f2c88c377fda2f1a96d1cd3fa7525ded620af7b513c76e6f995e2d

    Download Submit
  • \Users\Admin\AppData\Local\Temp\restartok4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975.exe
    Filesize

    1.3MB

    MD5

    5257632f938121f309bc5e21cb5e6841

    SHA1

    f2dd233525ba805a0fa13dbc62eb5c8fa2754a64

    SHA256

    4481a12f2cf53c34e74eba7c3c8d895536b447f59267a8dc577128436b06e975

    SHA512

    71fd6e705bce887f53bc925585e18c8863816559ca1ce481b433f79fb6a469f0e6523ca397f2c88c377fda2f1a96d1cd3fa7525ded620af7b513c76e6f995e2d

    Download Submit
  • memory/560-54-0x0000000075271000-0x0000000075273000-memory.dmp
    Filesize

    8KB

    Download
  • memory/560-59-0x0000000000400000-0x0000000000834000-memory.dmp
    Filesize

    4.2MB

    Download
  • memory/560-60-0x0000000005160000-0x0000000005594000-memory.dmp
    Filesize

    4.2MB

    Download
  • memory/560-62-0x0000000000400000-0x0000000000834000-memory.dmp
    Filesize

    4.2MB

    Download
  • memory/560-63-0x0000000005160000-0x0000000005594000-memory.dmp
    Filesize

    4.2MB

    Download
  • memory/2024-56-0x0000000000000000-mapping.dmp
    Download
  • memory/2024-61-0x0000000000400000-0x0000000000834000-memory.dmp
    Filesize

    4.2MB

    Download
  • memory/2024-64-0x0000000000400000-0x0000000000834000-memory.dmp
    Filesize

    4.2MB

    Download